speaker unit

NEVER attach the controller on the main unit's top cover, particularly around the internal speaker grill.

严禁将控制器固定在主模块的顶盖上, 尤其是内部喇叭架周围.

An S5 speaker unit, or more than one.

一个S5扬声器单元，或者多个S5单元。

Dual Concentric speaker unit is very different from the standard speaker industry drive unit.

双同轴扬声器有很大的不同行业标准的扬声器驱动装置.

WORD is a unit of expression that has universal intuitive recognition by native-speaker, whether it is expressed in spoken or written form.

词是一个表达单位，无论其是以口头语或书面语的形式出现，都能获得本族语言者的普遍直觉识别。

Jiefu mostly manufactures JIEFU brand speaker unit and speaker system and offers OEM and ODM for world famous companies as well.

公司主要生产杰夫扬声器单元和系统，并为国际品牌公司提供OEMODM服务。